55-year-old Tan Lian Sheng is a dedicated father whom struggled to raise an autistic teenager, 16-year-old Tan Le Tian. All these years, Lian Sheng tries all means to shelter the son from getting into troubles and being a public nuisance. With a cruel chain of events, Le Tian and Lian Sheng both fell from height, one after another. Le Tian died instantly while the father is critically injured. Initially, police investigations indicated that the depressed and struggling father planned for suicide, assisting Le Tian with suicide before jumping to his death. But testimonies from the wife and others suggest that Lian Sheng would never resort to murdering his own son. A persistent female CID Inspector Susannah and her partner uncovers the true story to this tragic incident – a parent’s love for their kid can sometimes be conditional and self-serving more than selfless.

55岁的《陈连胜》老来得子，与16岁的自闭儿子《陈乐天》感情亲密。陈乐天从小得到爸爸无微不至的照顾和教导。爸爸为了避免儿子闯祸，限制儿子只能在家附近的游乐场玩。没料到悲剧还是发生，一连串恶性循环的事件最终导致父子俩相继坠楼，陈乐天当场死亡，陈连胜则伤重在院。负责调查案件的39岁女刑警《郭汉娜Susannah》和新拍档《沈君豪Nick》经过连番调查发现，陈连胜谋害亲生儿子的动机不明确，案件另有内情。这个故事将探讨父母亲对孩子们无私的爱，是不是真的毫无私心，毫无保留？